package server

import (
	"errors"
	"fmt"
	"net/http"
	"time"
)

const (
	readTimeout    = 10 * time.Second
	writeTimeout   = 10 * time.Second
	maxHeaderBytes = 1 << 20 // 1 MiB
)

func (s *Server) serveUntilShutdown() {
	listenAddr := fmt.Sprintf(":%d", s.params.Config.Port)

	s.httpServer = &http.Server{
		Addr:           listenAddr,
		Handler:        s,
		MaxHeaderBytes: maxHeaderBytes,
		ReadTimeout:    readTimeout,
		WriteTimeout:   writeTimeout,
	}

	s.SetupRoutes()

	s.log.Info("http begin listen",
		"listenaddr", listenAddr,
		"version", s.params.Globals.Version,
		"buildarch", s.params.Globals.Buildarch,
	)

	err := s.httpServer.ListenAndServe()
	if err != nil && !errors.Is(err, http.ErrServerClosed) {
		s.log.Error("listen error", "error", err)

		if s.cancelFunc != nil {
			s.cancelFunc()
		}
	}
}